Step for a vehicle



FIG. 1 is a top perspective view of a step for a vehicle showing my new, original and ornamental design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a side elevation view thereof, the side being the side opposite that of FIG. 4; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a step for a vehicle, as shown. 